MTF - Volume Imbalances by EtherMatt

// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © Vulnerable_human_x

//@version=5
indicator("MTF - Volume Imbalances by EtherMatt", shorttitle = "MTF-VIB", overlay=true)

//Volume Imbalance
var g_vib = "=====> VOLUME IMBALANCE SETTINGS <====="
var g_vis = "=====> DISPLAY SETTINGS <====="

//Tooltip Strings
string s_res = "Set the Timeframe for Volume Imbalances (Enable Extend All)"
string s_max = "Set the maximum amount of Volume Imbalances to be displayed"
string s_col = "Set the Volume Imbalance Color and Border Width (100 => No Borders)"
string s_dis = 'Turn Volume Imbalances On/Off'
string s_ext = 'Extends the Volume Imbalances until "Filled"'
string s_all = 'Extends ALL Volume Imbalances until NOW'

//Inputs
res = input.timeframe(title='Volume Imbalances Timeframe', defval='5', group=g_vib, tooltip=s_res)
maxVIB = input.int(defval=10, title="Volume Imbalances Displayed", minval=1, maxval=100, group=g_vib, tooltip=s_max)
colorVIB = input.color(color.new(color.orange,60), "Volume Imbalances Color", group=g_vib, inline="1")
bTrans = input.int(defval=80, title='', minval=0, maxval=100, group=g_vib, inline="1", tooltip=s_col)
showVIB = input.bool(true, "Show Volume Imbalances?", group=g_vis, tooltip=s_dis)
extendVIB = input.bool(true, title="Extend Volume Imbalances?", group=g_vis, tooltip=s_ext)
extendAllVIB = input.bool(false,title="Extend all Volume Imbalances?", group=g_vis, tooltip=s_all)

versioninput = input.string(defval='1.0', options=['1.0'], group='MADE WITH ❤️', title='🤖  MTF Volume Imbalances Version', tooltip='MTF Volume Imbalances 🚀 \nPropose new features you want to see! \nContact me on Discord @EtherMatt')

o = request.security(syminfo.tickerid, res, open)
c = request.security(syminfo.tickerid, res, close)
h = request.security(syminfo.tickerid, res, high)
l = request.security(syminfo.tickerid, res, low)

//Variables for Boxes
var int _fvg = 2
var int _VIB = 3
var box[] _upVIB = array.new_box()
var box[] _downVIB = array.new_box()

//Control Box 1
filterVIB = bool(false)
filterColorVIB = color(color.new(color.gray, 80))
_controlBox(_boxes, _high, _low, _type) =>
    if array.size(_boxes) > 0
        for i = array.size(_boxes) - 1 to 0 by 1
            _box = array.get(_boxes, i)
            _boxLow = box.get_bottom(_box)
            _boxHigh = box.get_top(_box)
            _boxRight = box.get_right(_box)
            if (filterVIB and _type == _fvg)
                if na or (bar_index == _boxRight and not((_high > _boxLow and _low < _boxLow) or (_high > _boxHigh and _low < _boxHigh)))
                    box.set_right(_box, bar_index + 1)
                else
                    if _type == _fvg
                        box.set_bgcolor(_box, filterVIB)
                        box.set_border_color(_box, filterVIB)
            else
                if na or (bar_index == _boxRight and not((_high > _boxLow and _low < _boxLow) or (_high > _boxHigh and _low < _boxHigh)))
                    box.set_right(_box, bar_index + 1)

//Control Box 2
_controlBox2(_boxes, _high, _low, _type) =>
    if array.size(_boxes) > 0
        for i = array.size(_boxes) - 1 to 0 by 1
            _box = array.get(_boxes, i)
            _boxLow = box.get_bottom(_box)
            _boxHigh = box.get_top(_box)
            _boxRight = box.get_right(_box)
            if extendAllVIB
                box.set_right(_box, bar_index + 1)


//Volume Imbalance Up
if showVIB and o > c[1] and l <= h[1] and c > c[1] and o > o[1]
    box _bullboxVI = na
    _bullboxVI := box.new(left=bar_index-1, top=math.min(o,c), right=bar_index+1, bottom=math.max(c[1],o[1]), bgcolor=colorVIB, border_color=color.new(colorVIB,bTrans))
    if array.size(_upVIB) > maxVIB
        box.delete(array.shift(_upVIB))
    array.push(_upVIB, _bullboxVI)


//Volume Imbalance Down
if showVIB and o < c[1] and o < o[1] and h >= l[1] and c < c[1] and c < o[1]
    box _bearboxVI = na
    _bearboxVI := box.new(left=bar_index-1, top=math.min(c[1],o[1]), right=bar_index+1, bottom=math.max(o,c), bgcolor=colorVIB, border_color=color.new(colorVIB,bTrans))
    if array.size(_downVIB) > maxVIB
        box.delete(array.shift(_downVIB))
    array.push(_downVIB, _bearboxVI)


_controlBox2(_upVIB,h,l,_fvg)
_controlBox2(_downVIB,h,l,_fvg)


//Extend VIB
if array.size(_upVIB) > 0 and extendVIB
    for i = array.size(_upVIB) - 1 to 0 by 1
        _box = array.get(_upVIB, i)
        _boxLow = box.get_bottom(_box)
        _boxHigh = box.get_top(_box)
        _boxRight = box.get_right(_box)
        if l > _boxHigh and bar_index == _boxRight
            box.set_right(_box, bar_index + 1)
        else
            if l <= _boxHigh and bar_index == _boxRight and filterVIB
                box.set_bgcolor(_box, filterColorVIB)
                box.set_border_color(_box, filterColorVIB)

//Extend VIB
if array.size(_downVIB) > 0 and extendVIB
    for i = array.size(_downVIB) - 1 to 0 by 1
        _box = array.get(_downVIB, i)
        _boxLow = box.get_bottom(_box)
        _boxHigh = box.get_top(_box)
        _boxRight = box.get_right(_box)
        if h < _boxHigh and bar_index == _boxRight
            box.set_right(_box, bar_index + 1)
        else
            if h >= _boxHigh and bar_index == _boxRight and filterVIB
                box.set_bgcolor(_box, filterColorVIB)
                box.set_border_color(_box, filterColorVIB)